| un | Control.Lens.Review, Control.Lens, Control.Lens.Combinators |
| uncons | Control.Lens.Cons, Control.Lens, Control.Lens.Combinators |
| uncurried | Control.Lens.Iso, Control.Lens, Control.Lens.Combinators |
| under | Control.Lens.Iso, Control.Lens, Control.Lens.Combinators |
| underEquality | Control.Lens.Equality, Control.Lens, Control.Lens.Combinators |
| unfocusing | Control.Lens.Internal.Zoom, Control.Lens.Internal |
| unfocusingErr | Control.Lens.Internal.Zoom, Control.Lens.Internal |
| unfocusingMay | Control.Lens.Internal.Zoom, Control.Lens.Internal |
| unfocusingOn | Control.Lens.Internal.Zoom, Control.Lens.Internal |
| unfocusingPlus | Control.Lens.Internal.Zoom, Control.Lens.Internal |
| unfocusingWith | Control.Lens.Internal.Zoom, Control.Lens.Internal |
| unfolded | Control.Lens.Fold, Control.Lens, Control.Lens.Combinators |
| united | Control.Lens.Lens, Control.Lens, Control.Lens.Combinators |
| universe | Control.Lens.Plated, Control.Lens, Control.Lens.Combinators |
| universeOf | Control.Lens.Plated, Control.Lens, Control.Lens.Combinators |
| universeOn | Control.Lens.Plated, Control.Lens, Control.Lens.Combinators |
| universeOnOf | Control.Lens.Plated, Control.Lens, Control.Lens.Combinators |
| unsnoc | Control.Lens.Cons, Control.Lens, Control.Lens.Combinators |
| untainted | Control.Lens.Internal.Setter, Control.Lens.Internal |
| untaintedDot | Control.Lens.Internal.Setter, Control.Lens.Internal |
| unto | Control.Lens.Review, Control.Lens, Control.Lens.Combinators |
| Unwrapped | Control.Lens.Wrapped, Control.Lens, Control.Lens.Combinators |
| use | Control.Lens.Getter, Control.Lens, Control.Lens.Combinators |
| uses | Control.Lens.Getter, Control.Lens, Control.Lens.Combinators |